Home / 3,414.70-5,116.63-2,485.99

Finding the Fourth Proportional to 3,414.70, 5,116.63 and 2,485.99

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Solution

The fourth proportional to 3,414.70, 5,116.63 and 2,485.99 is: 3,725.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.70 : 5,116.63 = 2,485.99 : x
  2. Step 2: Convert to fraction form
    3,414.70/5,116.63 = 2,485.99/x
  3. Step 3: Cross multiply
    3,414.70x = 5,116.63 × 2,485.99
  4. Step 4: Simplify right side
    3,414.70x = 12,719,891.01
  5. Step 5: Solve for x
    x = 12,719,891.01/3,414.70
  6. Step 6: Final answer
    x = 3,725.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.